PAIN & MUSCLE FATIGUE RELIEF : You will be satisfied with this heating pad! The soft and sturdy ATMOKO is perfect for pains that require temperature relief. It has the same effect as any expensive heating pad, but there is no plastic in it, so don't worry about the smell of plastic burning.It is ideal for treating sore muscles at your neck, shoulders and back. SUPER FAST HEATING PENETRATES & EXTRA LARGE[12"x25.5"] : The heating volume of ATMOKO is 1.5 times that of the general product. As shown in the picture,shoulder heating pad will give you the heat you need relieves every muscle covered by the heat pad. Equivalent to spending money on an XL blanket you can get a 1.5x XL blanket. Save your space and increase heating efficiency. SUPER COMFORTABLE ! SOFT MICROPLUSH FIBERS : With a comfortable flannel material, the plush is finer and the warmth is better.When you use softheat heating pad, it feels so comfortable like you are wear pajamas at home. In the soft flannel world, close your eyes and feel the mood and muscles to relax.